Epsom salt can be good for plants, but only if your soil is deficient in magnesium. A soil test is the best way to know if you need to add magnesium to your garden. Applying Epsom salt to healthy ...

Epsom salt has long been considered a good choice to add to the soil for magnesium deficiency. Table salt used for cooking is sodium chloride. Epsom salt isn't salt, despite the name. It is a ...